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Finding the Fourth Proportional to 294,691.86, 442,040.88 and 235,901.25

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Solution

The fourth proportional to 294,691.86, 442,040.88 and 235,901.25 is: 353,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,691.86 : 442,040.88 = 235,901.25 : x
  2. Step 2: Convert to fraction form
    294,691.86/442,040.88 = 235,901.25/x
  3. Step 3: Cross multiply
    294,691.86x = 442,040.88 × 235,901.25
  4. Step 4: Simplify right side
    294,691.86x = 104,277,996,143.10
  5. Step 5: Solve for x
    x = 104,277,996,143.10/294,691.86
  6. Step 6: Final answer
    x = 353,854.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.